| 1 | n/a | #!/usr/bin/env python3 |
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| 2 | n/a | |
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| 3 | n/a | """ |
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| 4 | n/a | A Python version of the classic "bottles of beer on the wall" programming |
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| 5 | n/a | example. |
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| 6 | n/a | |
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| 7 | n/a | By Guido van Rossum, demystified after a version by Fredrik Lundh. |
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| 8 | n/a | """ |
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| 9 | n/a | |
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| 10 | n/a | import sys |
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| 11 | n/a | |
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| 12 | n/a | n = 100 |
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| 13 | n/a | if sys.argv[1:]: |
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| 14 | n/a | n = int(sys.argv[1]) |
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| 15 | n/a | |
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| 16 | n/a | def bottle(n): |
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| 17 | n/a | if n == 0: return "no more bottles of beer" |
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| 18 | n/a | if n == 1: return "one bottle of beer" |
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| 19 | n/a | return str(n) + " bottles of beer" |
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| 20 | n/a | |
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| 21 | n/a | for i in range(n, 0, -1): |
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| 22 | n/a | print(bottle(i), "on the wall,") |
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| 23 | n/a | print(bottle(i) + ".") |
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| 24 | n/a | print("Take one down, pass it around,") |
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| 25 | n/a | print(bottle(i-1), "on the wall.") |
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